Features: This thread repair kit contains installation tool, thread tap, drill, wire thread inserts. Perfect for restoring damaged threads, suitable for automotive repair. It helps to create a stronger internal thread in soft metals and protects tapped threads against wear and damage. Made of high quality stainless steel material for strength and durability. Comes with a case of easy storage and carry, convenient for repair work use. Specification: Function: Screw thread repair Type: M7*1.0 Material: 304 stainless steel Threaded Insert Size: M7*1.0*2D Threaded Insert Quantity: 20pcs Weight: 217g / 7.7oz (approx.) Package list:1 * Installation Tool 1 * Tang Break Tool 1 * Screw Tap 1 * Drill Bit 20 * Threaded Inserts 1 * Packing Box